1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet;
24  
25  import com.liferay.portal.model.Layout;
26  import com.liferay.portal.model.User;
27  import com.liferay.portal.util.PropsValues;
28  
29  import javax.portlet.PortletMode;
30  import javax.portlet.WindowState;
31  
32  import javax.servlet.http.HttpServletResponse;
33  
34  import org.apache.commons.pool.BasePoolableObjectFactory;
35  import org.apache.commons.pool.ObjectPool;
36  import org.apache.commons.pool.impl.StackObjectPool;
37  
38  /**
39   * <a href="ActionResponseFactory.java.html"><b><i>View Source</i></b></a>
40   *
41   * @author Brian Wing Shun Chan
42   */
43  public class ActionResponseFactory {
44  
45      public static ActionResponseImpl create(
46              ActionRequestImpl actionRequestImpl, HttpServletResponse response,
47              String portletName, User user, Layout layout,
48              WindowState windowState, PortletMode portletMode)
49          throws Exception {
50  
51          ActionResponseImpl actionResponseImpl = null;
52  
53          if (PropsValues.COMMONS_POOL_ENABLED) {
54              actionResponseImpl =
55                  (ActionResponseImpl)_instance._pool.borrowObject();
56          }
57          else {
58              actionResponseImpl = new ActionResponseImpl();
59          }
60  
61          actionResponseImpl.init(
62              actionRequestImpl, response, portletName, user, layout, windowState,
63              portletMode);
64  
65          return actionResponseImpl;
66      }
67  
68      public static void recycle(ActionResponseImpl actionResponseImpl)
69          throws Exception {
70  
71          if (PropsValues.COMMONS_POOL_ENABLED) {
72              _instance._pool.returnObject(actionResponseImpl);
73          }
74          else if (actionResponseImpl != null) {
75              actionResponseImpl.recycle();
76          }
77      }
78  
79      private ActionResponseFactory() {
80          _pool = new StackObjectPool(new Factory());
81      }
82  
83      private static ActionResponseFactory _instance =
84          new ActionResponseFactory();
85  
86      private ObjectPool _pool;
87  
88      private class Factory extends BasePoolableObjectFactory {
89  
90          public Object makeObject() {
91              return new ActionResponseImpl();
92          }
93  
94          public void passivateObject(Object obj) {
95              ActionResponseImpl actionResponseImpl = (ActionResponseImpl)obj;
96  
97              actionResponseImpl.recycle();
98          }
99  
100     }
101 
102 }